const baseURL = 'https://obuge.com/juzao'

let interceptors = {
  request(req){
    return new Promise(next => {
      req.url = /^http/.test(req.url) ? req.url : (baseURL + req.url)
      req.header = req.header || {}
      if(wx.token) req.header.token = wx.token
      next(req)
    })
  },
  response(res){
    return new Promise(next => {
      let data = res.data
      if(res.statusCode == 404){
        data = {errorMsg:'请求接口不存在'}
      }else if(res.statusCode == 500){
        data = {errorMsg:res.data || '服务器错误，请联系网站管理员'}
      }else if(res.statusCode == 200){
        next(res.data)
      }else{
        data = {errorMsg:res.errMsg || '未知错误'}
      }
      if(data.errorMsg){
        wx.showToast({
          title: data.errorMsg,
          duration:2000
        })
      }
    })
  }
}

function GET(url,query,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data:query,
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
          },
          fail:(res) => {
            interceptors.response(res).then(data => {
              resolve(data)
            })
          }
        })
    })
  })
}
function PUT(url,data,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data,
        method:'PUT',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
          },
          fail:(res) => {
            interceptors.response(res).then(data => {
              resolve(data)
            })
          }
        })
    })
  })
}
function POST(url,data,args){
  args = args || {}
  return new Promise((resolve,reject) => {
    interceptors.request({url,...args}).then(req => {
      wx.request({
        ...req,
        data,
        method:'POST',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
          },
          fail:(res) => {
            interceptors.response(res).then(data => {
              resolve(data)
            })
          }
        })
    })
  })
}
function DELETE(url,data){
  return new Promise((resolve,reject) => {
    interceptors.request({url}).then(req => {
      wx.request({
        ...req,
        data,
        method:'DELETE',
        success: (res) => {
          interceptors.response(res).then(data => {
            resolve(data)
          })
          },
          fail:(res) => {
            interceptors.response(res).then(data => {
              resolve(data)
            })
          }
        })
    })
  })
}


module.exports = {
    baseURL,
    get:GET,
    put:PUT,
    post:POST,
    delete:DELETE
  }